2023年6月 – ページ 10 – プログラミング de 落描き

2023年6月3日

RGB overlay. Draw by openFrameworks

[ Video ]

[ About ]
RGBを重ねる。

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

public:
	void setup();
	void update();
	void draw();

	void keyPressed(int key) {};
	void keyReleased(int key) {};
	void mouseMoved(int x, int y) {};
	void mouseDragged(int x, int y, int button) {};
	void mousePressed(int x, int y, int button) {};
	void mouseReleased(int x, int y, int button) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};
};

#pragma once

#include "ofMain.h"

class ofApp : public ofBaseApp {

public:

void setup();

void update();

void draw();

void keyPressed(int key) {};

void keyReleased(int key) {};

void mouseMoved(int x, int y) {};

void mouseDragged(int x, int y, int button) {};

void mousePressed(int x, int y, int button) {};

void mouseReleased(int x, int y, int button) {};

void windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {

	ofSetFrameRate(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_SUBTRACT);
}

//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

//--------------------------------------------------------------
void ofApp::draw() {

	float span = 4;
	vector<ofColor> color_list = { ofColor(255, 0, 0), ofColor(0, 255, 0), ofColor(0, 0, 255) };
	for (int i = 0; i < color_list.size(); i++) {

		ofMesh mesh;
		auto noise_value = ofRandom(1000);
		
		for (float x = 10; x < ofGetWindowWidth() -10 - span; x += span) {

			for (float y = 10; y < ofGetWindowHeight() - 10 - span; y += span) {

				mesh.addVertex(glm::vec3(x, y, 0));
				mesh.addVertex(glm::vec3(x + span, y, 0));
				mesh.addVertex(glm::vec3(x + span, y + span, 0));
				mesh.addVertex(glm::vec3(x, y + span, 0));

				for (int k = mesh.getNumVertices() - 4; k < mesh.getNumVertices(); k++) {

					auto noise_value = ofNoise(mesh.getVertex(k).x * 0.0025, mesh.getVertex(k).y * 0.0025, ofGetFrameNum() * 0.015 + i * 0.08);
					int int_noise_value = noise_value;
					float param = noise_value - int_noise_value;
					param = abs(param - 0.5);

					auto color = ofColor(color_list[i], param < 0.15 ? ofMap(param, 0, 0.15, 255, 0) : 0);
					mesh.addColor(color);
				}

				mesh.addIndex(mesh.getNumVertices() - 1); mesh.addIndex(mesh.getNumVertices() - 2); mesh.addIndex(mesh.getNumVertices() - 3);
				mesh.addIndex(mesh.getNumVertices() - 1); mesh.addIndex(mesh.getNumVertices() - 3); mesh.addIndex(mesh.getNumVertices() - 4);
			}
		}

		mesh.draw();
	}
}

//--------------------------------------------------------------
int main() {

	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

//--------------------------------------------------------------

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_SUBTRACT);

}

//--------------------------------------------------------------

void ofApp::update() {

ofSeedRandom(39);

}

//--------------------------------------------------------------

void ofApp::draw() {

float span = 4;

vector<ofColor> color_list = { ofColor(255, 0, 0), ofColor(0, 255, 0), ofColor(0, 0, 255) };

for (int i = 0; i < color_list.size(); i++) {

ofMesh mesh;

auto noise_value = ofRandom(1000);

for (float x = 10; x < ofGetWindowWidth() -10 - span; x += span) {

for (float y = 10; y < ofGetWindowHeight() - 10 - span; y += span) {

mesh.addVertex(glm::vec3(x, y, 0));

mesh.addVertex(glm::vec3(x + span, y, 0));

mesh.addVertex(glm::vec3(x + span, y + span, 0));

mesh.addVertex(glm::vec3(x, y + span, 0));

for (int k = mesh.getNumVertices() - 4; k < mesh.getNumVertices(); k++) {

auto noise_value = ofNoise(mesh.getVertex(k).x * 0.0025, mesh.getVertex(k).y * 0.0025, ofGetFrameNum() * 0.015 + i * 0.08);

int int_noise_value = noise_value;

float param = noise_value - int_noise_value;

param = abs(param - 0.5);

auto color = ofColor(color_list[i], param < 0.15 ? ofMap(param, 0, 0.15, 255, 0) : 0);

mesh.addColor(color);

}

mesh.addIndex(mesh.getNumVertices() - 1); mesh.addIndex(mesh.getNumVertices() - 2); mesh.addIndex(mesh.getNumVertices() - 3);

mesh.addIndex(mesh.getNumVertices() - 1); mesh.addIndex(mesh.getNumVertices() - 3); mesh.addIndex(mesh.getNumVertices() - 4);

}

mesh.draw();

}

//--------------------------------------------------------------

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230603

2023年6月2日

Two colors ameba. Draw by openFrameworks

[ Video ]

[ About ]
2色アメーバ。

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

public:
	void setup();
	void update();
	void draw();

	void keyPressed(int key) {};
	void keyReleased(int key) {};
	void mouseMoved(int x, int y) {};
	void mouseDragged(int x, int y, int button) {};
	void mousePressed(int x, int y, int button) {};
	void mouseReleased(int x, int y, int button) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	ofMesh mesh;
};

#pragma once

#include "ofMain.h"

class ofApp : public ofBaseApp {

public:

void setup();

void update();

void draw();

void keyPressed(int key) {};

void keyReleased(int key) {};

void mouseMoved(int x, int y) {};

void mouseDragged(int x, int y, int button) {};

void mousePressed(int x, int y, int button) {};

void mouseReleased(int x, int y, int button) {};

void windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofMesh mesh;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {

	ofSetFrameRate(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(39);
	ofEnableDepthTest();
}

//--------------------------------------------------------------
void ofApp::update() {

	this->mesh.clear();

	float span = 3;
	ofColor color;

	for (float x = 30; x < ofGetWindowWidth() - 30 - span; x += span) {

		for (float y = 30; y < ofGetWindowHeight() - 30 - span; y += span) {

			this->mesh.addVertex(glm::vec3(x, y, 0));
			this->mesh.addVertex(glm::vec3(x + span, y, 0));
			this->mesh.addVertex(glm::vec3(x + span, y + span, 0));
			this->mesh.addVertex(glm::vec3(x, y + span, 0));

			for (int i = this->mesh.getNumVertices() - 4; i < this->mesh.getNumVertices(); i++) {

				auto noise_value = ofMap(ofNoise(this->mesh.getVertex(i).x * 0.005, this->mesh.getVertex(i).y * 0.005, ofGetFrameNum() * 0.015), 0, 1, 0, 2);
				int int_noise_value = noise_value;
				float param = noise_value - int_noise_value;
				param = abs(param - 0.5);

				color.setHsb(ofMap(int_noise_value, 0, 2, 0, 255), 255, 255, param < 0.35 ? ofMap(param, 0, 0.35, 255, 0) : 0);
				this->mesh.addColor(color);
			}

			this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 2); this->mesh.addIndex(this->mesh.getNumVertices() - 3);
			this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 3); this->mesh.addIndex(this->mesh.getNumVertices() - 4);
		}
	}
}

//--------------------------------------------------------------
void ofApp::draw() {

	this->mesh.draw();
}

//--------------------------------------------------------------
int main() {

	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

//--------------------------------------------------------------

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofEnableDepthTest();

}

//--------------------------------------------------------------

void ofApp::update() {

this->mesh.clear();

float span = 3;

ofColor color;

for (float x = 30; x < ofGetWindowWidth() - 30 - span; x += span) {

for (float y = 30; y < ofGetWindowHeight() - 30 - span; y += span) {

this->mesh.addVertex(glm::vec3(x, y, 0));

this->mesh.addVertex(glm::vec3(x + span, y, 0));

this->mesh.addVertex(glm::vec3(x + span, y + span, 0));

this->mesh.addVertex(glm::vec3(x, y + span, 0));

for (int i = this->mesh.getNumVertices() - 4; i < this->mesh.getNumVertices(); i++) {

auto noise_value = ofMap(ofNoise(this->mesh.getVertex(i).x * 0.005, this->mesh.getVertex(i).y * 0.005, ofGetFrameNum() * 0.015), 0, 1, 0, 2);

int int_noise_value = noise_value;

float param = noise_value - int_noise_value;

param = abs(param - 0.5);

color.setHsb(ofMap(int_noise_value, 0, 2, 0, 255), 255, 255, param < 0.35 ? ofMap(param, 0, 0.35, 255, 0) : 0);

this->mesh.addColor(color);

}

this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 2); this->mesh.addIndex(this->mesh.getNumVertices() - 3);

this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 3); this->mesh.addIndex(this->mesh.getNumVertices() - 4);

}

//--------------------------------------------------------------

void ofApp::draw() {

this->mesh.draw();

}

//--------------------------------------------------------------

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230602

2023年6月1日

Gradation layer. Draw by openFrameworks

[ Video ]

[ About ]
グラデーション層。

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

public:
	void setup();
	void update();
	void draw();

	void keyPressed(int key) {};
	void keyReleased(int key) {};
	void mouseMoved(int x, int y) {};
	void mouseDragged(int x, int y, int button) {};
	void mousePressed(int x, int y, int button) {};
	void mouseReleased(int x, int y, int button) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	ofMesh mesh;
};

#pragma once

#include "ofMain.h"

class ofApp : public ofBaseApp {

public:

void setup();

void update();

void draw();

void keyPressed(int key) {};

void keyReleased(int key) {};

void mouseMoved(int x, int y) {};

void mouseDragged(int x, int y, int button) {};

void mousePressed(int x, int y, int button) {};

void mouseReleased(int x, int y, int button) {};

void windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofMesh mesh;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(39);
	ofEnableDepthTest();
}

//--------------------------------------------------------------
void ofApp::update() {

	this->mesh.clear();

	float span = 1;
	ofColor color;
	for (float y = 30; y < ofGetWindowHeight() - 30; y += span) {

		this->mesh.addVertex(glm::vec3(30, y, 0));
		this->mesh.addVertex(glm::vec3(ofGetWindowWidth() - 30, y, 0));
		this->mesh.addVertex(glm::vec3(ofGetWindowWidth() - 30, y + span, 0));
		this->mesh.addVertex(glm::vec3(30, y + span, 0));

		for (int i = this->mesh.getNumVertices() - 4; i < this->mesh.getNumVertices(); i++) {

			auto noise_value = ofMap(ofNoise(this->mesh.getVertex(i).y * 0.002, ofGetFrameNum() * 0.005), 0, 1, 0, 5);
			int int_noise_value = noise_value;
			float param = noise_value - int_noise_value;
			param = abs(param - 0.5);

			color.setHsb(ofMap(int_noise_value, 0, 5, 0, 255), 200, 255, ofMap(param, 0, 0.5, 255, 32));
			this->mesh.addColor(color);
		}

		this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 2); this->mesh.addIndex(this->mesh.getNumVertices() - 3);
		this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 3); this->mesh.addIndex(this->mesh.getNumVertices() - 4);
	}
}

//--------------------------------------------------------------
void ofApp::draw() {

	this->mesh.draw();
}

//--------------------------------------------------------------
int main() {

	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

//--------------------------------------------------------------

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofEnableDepthTest();

}

//--------------------------------------------------------------

void ofApp::update() {

this->mesh.clear();

float span = 1;

ofColor color;

for (float y = 30; y < ofGetWindowHeight() - 30; y += span) {

this->mesh.addVertex(glm::vec3(30, y, 0));

this->mesh.addVertex(glm::vec3(ofGetWindowWidth() - 30, y, 0));

this->mesh.addVertex(glm::vec3(ofGetWindowWidth() - 30, y + span, 0));

this->mesh.addVertex(glm::vec3(30, y + span, 0));

for (int i = this->mesh.getNumVertices() - 4; i < this->mesh.getNumVertices(); i++) {

auto noise_value = ofMap(ofNoise(this->mesh.getVertex(i).y * 0.002, ofGetFrameNum() * 0.005), 0, 1, 0, 5);

int int_noise_value = noise_value;

float param = noise_value - int_noise_value;

param = abs(param - 0.5);

color.setHsb(ofMap(int_noise_value, 0, 5, 0, 255), 200, 255, ofMap(param, 0, 0.5, 255, 32));

this->mesh.addColor(color);

}

this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 2); this->mesh.addIndex(this->mesh.getNumVertices() - 3);

this->mesh.addIndex(this->mesh.getNumVertices() - 1); this->mesh.addIndex(this->mesh.getNumVertices() - 3); this->mesh.addIndex(this->mesh.getNumVertices() - 4);

}

//--------------------------------------------------------------

void ofApp::draw() {

this->mesh.draw();

}

//--------------------------------------------------------------

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230601

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